<template>
  <div class="tab-control">
     <div 
     v-for="(item,index) in title" 
     :key="item" 
     class="tab-control-item"
     :class="{showPink: currentIndex === index}"
     @click="changColor(index)">
       <span>{{item}}</span>
     </div>
  </div>
</template>

<script>
export default {
  name: 'TabControl',
  props: {
    title: {
      type: Array,
      default() {
        return []
      }
    }
  },
  data() {
    return {
      currentIndex: 0
    }
  },
  methods: {
    changColor(index) {
      this.currentIndex = index;
      this.$emit('tabClick', index);
    }
  }

};
</script>

<style scoped>
  .tab-control {
    display: flex;
    text-align: center;
    height: 40px;
    line-height: 40px;
    background-color: #fff;
  }
  .tab-control-item {
    flex: 1;
  }
  .tab-control-item span {
    padding: 5px;
  } 
  .showPink {
    color: var(--color-high-text);
   
  }
  .showPink span {
    border-bottom: 3px solid pink;
  }
</style>